Cic Holdings Plc Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Thursday, November 5th, 2026
1 Day
10,667.75
decreased by 1,958.06
1 Week
7,298.98
decreased by 5,326.83
1 Month
4,018.59
decreased by 8,607.22
Analysis last updated: Thursday, November 5, 2026 at 09:38 PM UTC
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How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 18, 2008 to Nov 2, 2026Model Insight
With persistence 0.998, illiquidity shocks have a half-life of 362 trading days (~1.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
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High persistence: persistence 0.998, shock half-life ~362 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.9497 | 1.95* |
| αARCH | 0.1934 | 7.06*** |
| βGARCH | 0.8047 | 29.31*** |
Spline Coefficients
K=9
| γ1 | 0.8336 | 0.85 |
| γ2 | 0.0605 | 0.04 |
| γ3 | -2.0318 | -1.44 |
| γ4 | 0.4989 | 0.38 |
| γ5 | 1.9051 | 1.61 |
| γ6 | -4.2510 | -4.32*** |
| γ7 | 7.1845 | 7.67*** |
| γ8 | -6.5726 | -7.68*** |
| γ9 | 3.7338 | 3.95*** |
0.998
Persistence362d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9497 | 1.95* |
α ARCH Response to squared shocks | 0.1934 | 7.06*** |
β GARCH Volatility persistence | 0.8047 | 29.31*** |
Spline Coefficients
K=9
| γ1 | 0.8336 | 0.85 |
| γ2 | 0.0605 | 0.04 |
| γ3 | -2.0318 | -1.44 |
| γ4 | 0.4989 | 0.38 |
| γ5 | 1.9051 | 1.61 |
| γ6 | -4.2510 | -4.32*** |
| γ7 | 7.1845 | 7.67*** |
| γ8 | -6.5726 | -7.68*** |
| γ9 | 3.7338 | 3.95*** |
Persistence:
0.998
Half-life:
362 days
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